Bryan Grigsby

Boulder, CO

Bib: 10599 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 15907

Top 46%

Gender (Male)

#0 / 9934

Masters (Masters Men)

#0 / 4070

Top 41%

Division (M65-69)

#0 / 169

Top 24%

Race Day Weather

43°/33°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

9:52/mi

30:40

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

9:23/mi

59:49

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

9:40/mi

1:29:52

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

9:52/mi

2:06:40

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

9:37/mi

2:30:35

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

10:11/mi

3:02:14

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

10:51/mi

3:35:57

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

11:12/mi

4:10:45

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

11:56/mi

4:27:02

↑ 80 ft↓ 24 ft0.8% grade

74 ft elev

Course Elevation

3–237 ft

≈

×20story building

•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K

2:06:409:42 /mi⚡ faster

2nd Half

2:20:2210:39 /mi+10.8%

Positive split — 10.8% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	30:40	9:52	3.11 mi	30:40	9:52	-
10K	59:49	9:38	3.10 mi	29:09	9:23	-0:29
15K	1:29:52	9:39	3.11 mi	30:03	9:40	+0:17
21K	2:06:40	9:42	3.73 mi	36:48	9:52	+0:12
25K	2:30:35	9:42	2.48 mi	23:55	9:37	-0:15
30K	3:02:14	9:47	3.11 mi	31:39	10:11	+0:34
35K	3:35:57	9:56	3.11 mi	33:43	10:51	+0:40
40K	4:10:45	10:05	3.10 mi	34:48	11:12	+0:21
Finish(26.22 mi)	4:27:02	10:12	1.37 mi	16:17	11:56	+0:44

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:23 /mi

Average Pace

10:12 /mi

Slowest Pace

11:56 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

29:09

11% of race

Time at Steady Pace

2:33:05

57% of race

Time at Slower Pace

1:24:48

32% of race

Average Pace: 10:11 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M65-69	Seg. Overall	Seg. Males	Seg. M65-69
5K	3.11 mi	7259	5330	41	7647	5558	43
10K	3.10 mi	7384-125	5427-97	43-2	7495	5505	47
15K	3.11 mi	7419-35	5434-7	44-1	7647	5558	43
21K	3.73 mi	7468-49	5457-23	43+1	7714	5573	42
25K	2.48 mi	7352+116	5356+101	40+3	7262	5187	38
30K	3.11 mi	7142+210	5183+173	38+2	6821	4845	39
35K	3.11 mi	7141+1	5107+76	37+1	7732	5164	43
40K	3.10 mi	7137+4	5026+81	35+2	7391	4822	37
Finish(26.22 mi)	1.37 mi	7276-139	5084-58	38-3	9702	6145	52

6145

Passing Analysis

Category:

▼Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#7259
5K → 10K	283158*-125	#7259 → #7384
10K → 15K	188153*-35	#7384 → #7419
15K → 21K	206157*-49	#7419 → #7468
21K → 25K	104220*+116	#7468 → #7352
25K → 30K	83293*+210	#7352 → #7142
30K → 35K	226227*+1	#7142 → #7141
35K → 40K	193197*+4	#7141 → #7137
40K → Finish	18546*-139	#7137 → #7276
TOTALS	14681451*-17	#7259 → #7276

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 23 days ago

Public Race Data

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Race managed by

U.S. Marine Corps Community Services (MCCS)

Race timed by

Timing Productions